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        <p>问题描述：启动app时候进入第一个Activity后，也就是开屏页。跳转到下一个Activity，然后直接finish()结果会出现0.5秒的一个奇怪的背景，经多次测试，背景是app_icon也就是app图标平铺。<br><a id="more"></a><br>代码展示:<br><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">ARouter.getInstance().build(FrontRouter.GUIDE).navigation()</span><br><span class="line">finish()</span><br></pre></td></tr></table></figure></p>
<p>跳转后直接finish()</p>
<p>解决方法:<br><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br></pre></td><td class="code"><pre><span class="line">ARouter.getInstance().build(FrontRouter.GUIDE).navigation(<span class="keyword">this</span>, object : NavCallback() &#123;</span><br><span class="line">                           <span class="function">override fun <span class="title">onArrival</span><span class="params">(postcard: Postcard?)</span> </span>&#123;</span><br><span class="line">                               finish()</span><br><span class="line">                           &#125;</span><br><span class="line">                       &#125;)</span><br></pre></td></tr></table></figure></p>
<p>等待成功跳转后再去finish，不要直接finish</p>
<p>这里使用的是ARoute框架， 没有使用框架的 ，也没关系，你可以用Handler延时几秒后finish</p>

      
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